03/14/2012 06:47 pm ET

Sierra Club Spurns $30 Million Gift As Fracking Turns Toxic

The Sierra Club, the largest U.S. environmental group, is rethinking early support of natural-gas development after activists and scientists linked the drilling to tainted water and increased air emissions, Executive Director Michael Brune said yesterday in an interview. The group turned down $30 million from Chesapeake after he took over in 2010, he said.

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